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其實(shí)光端機(jī)也算是光的終端,,因?yàn)楣庑盘?hào)到光端機(jī)這里以后就轉(zhuǎn)化成別的信號(hào)了。但是光終端不一定只是光端機(jī)。光端機(jī)就是將多個(gè)E1(一種中繼線路的數(shù)據(jù)傳輸標(biāo)準(zhǔn),通常速率為2.048Mbps,此標(biāo)準(zhǔn)為中國和歐洲采用)信號(hào)變成光信號(hào)并傳輸?shù)脑O(shè)備(它的作用主要就是實(shí)現(xiàn)電-光和光…
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2024-5-2 12:30:54[未知IP0801]網(wǎng)友
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2024-5-2 8:00:59[未知IP0801]網(wǎng)友
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2024-5-1 23:01:23[未知IP0801]網(wǎng)友
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2024-4-30 13:42:47[未知IP0801]網(wǎng)友
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